Couplings
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| Name | Connection | End connection type (input x output) | Length, l (mm) | Model | Nominal diameter, DN | Nominal size, NPS (inch) | Nominal size, NPS2 (inch) | Outer diameter, OD (mm) | Size | Standard | Steel grade | Thread type | Type of fitting | Weight 1 pc (kg) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Coupling DUR O LOK 4" SCH 80 BW | BW - butt welding | — | 190.5 | — | 0 | 4" | — | 114.3 | — | — | A420 Gr. WPL6 | — | Coupling connecting DUR O LOK | 7.35 |
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| Coupling DUR O LOK 4" SCH 80 BW | BW - butt welding | — | 190.5 | — | 0 | 4" | — | 114.3 | — | — | A234 Gr. WPB | — | Coupling connecting DUR O LOK | 7.35 |
|
| Coupling DUR O LOK 3" SCH 40 BW | BW - butt welding | — | 165.1 | — | 0 | 3" | — | 88.9 | — | — | ASME SA182-F321 | — | Coupling connecting DUR O LOK | 4.45 |
|
| Coupling DUR O LOK 3" SCH 40 BW | BW - butt welding | — | 165.1 | — | 0 | 3" | — | 88.9 | — | — | A420 Gr. WPL6 | — | Coupling connecting DUR O LOK | 4.45 |
|
| Coupling DUR O LOK 3" SCH 40 BW | BW - butt welding | — | 165.1 | — | 0 | 3" | — | 88.9 | — | — | A234 Gr. WPB | — | Coupling connecting DUR O LOK | 4.45 |
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| American with seal 2 1/2" FTExMTE BSP ISO 4144 | THRD - threaded | TEXTE - threaded ends | 104 | — | 65 | 2 1/2" | — | 76.1 | — | ISO 4144 | X2CrNiMo17-12-2 / 1.4404 / 316L / PTFE | BSPP Female/BSPT Male - Parallel Female Thread/Conical Male Thread | Coupling-American with seal | 1.91 |
|
| American with seal 2 1/2" FTExMTE BSP ISO 4144 | THRD - threaded | TEXTE - threaded ends | 104 | — | 65 | 2 1/2" | — | 76.1 | — | ISO 4144 | X6CrNiMoTi17-12-2 / 1.4571 / 316Ti / PTFE | BSPP Female/BSPT Male - Parallel Female Thread/Conical Male Thread | Coupling-American with seal | 1.91 |
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| American with seal 2 1/2" FTExMTE BSP ISO 4144 | THRD - threaded | TEXTE - threaded ends | 104 | — | 65 | 2 1/2" | — | 76.1 | — | ISO 4144 | X2CrNi18-9 / 1.4307 / 304L / PTFE | BSPP Female/BSPT Male - Parallel Female Thread/Conical Male Thread | Coupling-American with seal | 1.91 |
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| American 2" CL3000 FTExFTE NPT BS 3799 | THRD - threaded | TEXTE - threaded ends | 89 | — | 50 | 2" | — | 70 | — | BS 3799 | A350 Gr. LF2 CL 1 | NPT Female - tapered female thread | Coupling-American conical | 2.43 |
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| American 2" CL3000 FTExFTE NPT BS 3799 | THRD - threaded | TEXTE - threaded ends | 89 | — | 50 | 2" | — | 70 | — | BS 3799 | A182 Gr. F91 | NPT Female - tapered female thread | Coupling-American conical | 2.43 |
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